Graham McIntire 31cccf97b9 perf: add organization_id to alerts for fast single-table queries ... - Denormalize organization_id from device to alerts table - Add composite indexes on (organization_id, alert_type, resolved_at) - Optimize list_organization_active_alerts to use single-table query - Eliminates expensive 3-table joins (alerts → device → site) - Auto-populate organization_id when creating alerts - Backfill existing alerts in migration Fixes bug #14 from reliability audit.		2026-03-05 09:32:43 -06:00
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alert.ex	perf: add organization_id to alerts for fast single-table queries	2026-03-05 09:32:43 -06:00